/* ============================================================
    商业模式思维训练 - 优化样式表
    目标：增强可读性、增加动画与透明效果、优化移动端体验
    ============================================================ */

  /* ---- CSS 变量与基础样式 ---- */
  :root {
    --r-blue: #276BBE;
    --r-blue-light: var(--blue-tint-1);
    --r-blue-dark: #1a4d8f;
    --bg-color: var(--surface-1);
    /* 中性色/表面色/边框色：浅色值即原设计值，深色模式在样式表末尾统一翻转 */
    --brand-ink: #276BBE;   /* 品牌蓝作文字色（深色下移亮以保证对比度） */
    --ink-1: #1F2937;       /* 主文字 */
    --ink-2: #374151;
    --ink-3: #4B5563;
    --ink-4: #6B7280;       /* 次要文字 */
    --ink-5: #9CA3AF;       /* 弱化文字 */
    --ink-faint: #D1D5DB;   /* 空状态图标等极浅装饰 */
    --surface-0: #ffffff;   /* 纯白表面 */
    --surface-1: #F9FAFB;   /* 近白表面 */
    --surface-2: #F3F4F6;   /* 浅灰表面 */
    --border-1: #E5E7EB;    /* 细分隔线/边框 */
    --blue-tint-1: #E6F0F9; /* 浅蓝底 */
    --blue-tint-2: #F0F9FF; /* 更浅蓝底 */
    --page-grad-1: #F0F5FF; /* 页面背景渐变三段 */
    --page-grad-2: #F8FAFF;
    --page-grad-3: #F5F8FF;
    --header-height: 80px;
    --mobile-header-height: 60px;
    --safe-area-top: env(safe-area-inset-top, 0px);
    --safe-area-bottom: env(safe-area-inset-bottom, 0px);
    --safe-area-left: env(safe-area-inset-left, 0px);
    --safe-area-right: env(safe-area-inset-right, 0px);
  }

  html {
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    scroll-behavior: smooth;
    /* 基底实色：iOS 键盘顶起视口时，露出的缝隙与页面渐变同色系，避免明显切割感 */
    background-color: var(--page-grad-2);
  }

  /* 键盘弹出（视觉视口收缩）时隐藏右上角浮动控件，避免其随布局视口漂移 */
  body.keyboard-open .top-right-controls {
    display: none;
  }

  body {
    background: linear-gradient(180deg, var(--page-grad-1) 0%, var(--page-grad-2) 30%, var(--surface-1) 60%, var(--page-grad-3) 100%);
    background-attachment: fixed;
    color: var(--ink-1);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overscroll-behavior-y: none;
  }

  /* ---- 顶部 Header（固定悬浮 + 毛玻璃） ---- */
  .app-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid rgba(39, 107, 190, 0.1);
    padding: 0 2rem;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    z-index: 2000;
    transition: box-shadow 0.3s ease, background 0.3s ease;
  }

  /* ---- 右上角控制区：退出登录 + 语言切换 ---- */
  .top-right-controls {
    position: fixed;
    top: 10px;
    right: 10px;
    z-index: 10000;
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .btn-logout {
    background: transparent;
    color: var(--ink-4);
    border: 1px solid var(--border-1);
    border-radius: 12px;
    padding: 6px 14px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
  }

  .btn-logout:hover {
    background: #FEF2F2;
    color: #EF4444;
    border-color: #FECACA;
  }

  .lang-switcher {
    background: var(--surface-0);
    border: 1px solid var(--border-1);
    border-radius: 12px;
    padding: 2px;
    display: flex;
    align-items: center;
    font-size: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    line-height: 1;
    flex-shrink: 0;
  }

  .lang-switcher a {
    padding: 5px 10px;
    border-radius: 10px;
    text-decoration: none;
    transition: all 0.2s;
    color: var(--ink-4);
    background: transparent;
  }

  .lang-switcher a.active {
    color: #fff;
    background: #276BBE;
    font-weight: 600;
  }

  /* 报告语言切换胶囊按钮：与右上角语言切换器一致的药丸风格 */
  .report-lang-pills {
    background: var(--surface-0);
    border: 1px solid var(--border-1);
    border-radius: 12px;
    padding: 2px;
    display: flex;
    align-items: center;
    font-size: 13px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    line-height: 1;
    flex-shrink: 0;
  }

  .report-lang-pill {
    padding: 6px 14px;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--ink-4);
    background: transparent;
    font-size: 13px;
    font-family: inherit;
  }

  .report-lang-pill.active {
    color: #fff;
    background: #276BBE;
    font-weight: 600;
  }

  /* 待处理筛选行：紧凑化控件（全局 form-control/selectize 字号为 20px+，
     在筛选行中显大显乱），统一控件高度、圆角与标签字号 */
  .pending-filter-row .form-group {
    margin-bottom: 0;
  }

  .pending-filter-row .control-label {
    font-size: 13px;
    margin-bottom: 4px;
  }

  .pending-filter-row .form-control {
    /* !important：压过移动端 @media 里 .form-control 的
       font-size:16px/padding:12px 14px（均带 !important），保持筛选行紧凑 */
    padding: 6px 10px !important;
    font-size: 14px !important;
    border-radius: 10px;
    height: 38px;
    /* 压过移动端 @media 的 min-height:48px，保证与同行 selectize 输入框同高 */
    min-height: 38px;
  }

  /* selectize 包装器（.selectize-control.form-control）的"双层框"鬼影与
     内边距错位由全局规则统一剥离（见"下拉选择框美化"一节） */

  .pending-filter-row .selectize-input {
    padding: 5px 8px !important;
    font-size: 14px !important;
    /* 单行内容（胶囊 24px + 胶囊 margin 2px + 上下 padding 10px + 边框 2px = 38px）
       不超此值，单行时框高恒为 38px，与右侧 numericInput/按钮严格对齐 */
    min-height: 38px;
    border-radius: 10px !important;
    box-sizing: border-box;
  }

  /* 待处理筛选的下拉面板经 dropdownParent=body 挂到 <body>（脱离
     .console-content 的 backdrop-filter 叠层上下文，避免被下方表格透显遮挡），
     紧凑化样式改挂在 dropdownClass 挂钩类上 */
  .pending-filter-dropdown .option,
  .pending-filter-dropdown .create {
    font-size: 14px !important;
    padding: 8px 12px !important;
  }

  /* 面板经 copyClassesToDropdown 带上了 form-control 类，全局
     .form-control{width:100% !important} 会把挂到 body 的面板拉成页面全宽；
     恢复 selectize 内联的 max-content 宽度（面板最小宽由 JS 内联 min-width 兜底） */
  .pending-filter-dropdown.form-control {
    width: max-content !important;
  }

  /* 选中项胶囊：圆角统一风格，× 与文字间加分隔线。
     选择器需带 .selectize-control 与 div 元素压过 selectize 主题的
     .selectize-control.multi .selectize-input > div（背景灰、radius 3px），
     否则下面的背景与圆角不生效；
     上下 padding 取 1px：胶囊内容高 22px（× 行内元素撑高），
     加 margin 2px + 框 padding 10px + 边框 2px 恰为 38px，与右侧控件同高 */
  .pending-filter-row .selectize-control .selectize-input > div.item {
    border-radius: 10px;
    background: var(--blue-tint-1);
    color: var(--brand-ink);
    padding: 1px 8px;
    margin: 1px 4px 1px 0;
    font-size: 13px;
    line-height: 20px;
  }

  /* × 按钮（remove_button 插件渲染为胶囊内的行内元素），圆角跟随胶囊右侧 */
  .pending-filter-row .selectize-control .selectize-input > div.item .remove {
    border-left: 1px solid rgba(39, 107, 190, 0.3);
    color: var(--ink-4);
    border-radius: 0 10px 10px 0;
  }

  .pending-filter-row .selectize-control .selectize-input > div.item .remove:hover {
    color: #ef4444;
  }

  /* 深色模式切换按钮：与语言切换器一致的药丸风格。
     bslib 组件内部按钮是透明图标（尺寸随宿主 font-size），
     因此外观样式加在宿主元素上，颜色变量随主题自动适配。 */
  .top-right-controls bslib-input-dark-mode {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 30px;
    padding: 0 8px;
    background: var(--surface-0);
    border: 1px solid var(--border-1);
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    font-size: 15px;
    box-sizing: border-box;
    flex-shrink: 0;
  }

  /* 移动端（<992px）：三个控件横向单行排列，统一 32px 药丸高度，避免竖排挤压内容区 */
  @media (max-width: 991.98px) {
    .top-right-controls {
      top: calc(var(--mobile-header-height) + 8px);
      right: calc(10px + var(--safe-area-right));
      flex-direction: row;
      align-items: center;
      gap: 6px;
    }
    .top-right-controls .btn-logout,
    .top-right-controls .lang-switcher,
    .top-right-controls bslib-input-dark-mode {
      height: 32px;
      box-sizing: border-box;
    }
    .btn-logout {
      padding: 0 10px;
      font-size: 13px;
    }
    .btn-logout .logout-text {
      display: none;
    }
    .lang-switcher {
      font-size: 12px;
    }
    .lang-switcher a {
      padding: 3px 8px;
      display: inline-flex;
      align-items: center;
    }
  }

  .app-logo {
    color: white;
    font-weight: bold;
    padding: 4px 10px;
    border-radius: 14px;
    font-size: 18px;
    background: linear-gradient(135deg, rgba(39, 107, 190, 0.75) 0%, rgba(26, 77, 143, 0.82) 100%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 20px rgba(39, 107, 190, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  }

  .btn-login-role {
    /* 基准宽度 96px：容器过窄时按钮换行，而不是挤压文字 */
    flex: 1 1 96px;
    padding: 10px 12px;
    font-size: 16px;
    color: white;
    font-weight: 600;
    line-height: 1.25;
    min-height: 56px;
    background: linear-gradient(135deg, rgba(39, 107, 190, 0.75) 0%, rgba(26, 77, 143, 0.82) 100%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 14px;
    box-shadow: 0 4px 20px rgba(39, 107, 190, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
  }

  .login-role-line {
    display: block;
    font-size: 12px;
    font-weight: 500;
    opacity: 0.9;
  }

  .login-role-strong {
    display: block;
    font-size: 16px;
    font-weight: 700;
  }

  /* 角色按钮文字：禁止词中断行（英文在窄屏/字体放大时只能从空格处换行） */
  .btn-login-role .login-role-line,
  .btn-login-role .login-role-strong {
    word-break: keep-all;
    overflow-wrap: normal;
  }

  .btn-login-role::after {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
    pointer-events: none;
  }

  .btn-login-role:hover::after {
    left: 100%;
  }

  .btn-login-role:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(39, 107, 190, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.3);
  }

  .btn-login-role:not(.active) {
    opacity: 0.55;
  }

  .btn-login-role.active {
    opacity: 1;
    box-shadow: 0 6px 28px rgba(39, 107, 190, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
  }

  .container-fluid {
    padding-top: 50px !important;
  }

  /* ---- Sticky Sidebar 布局修复 ---- */
  .bslib-card .card-body,
  .bslib-card .tab-content,
  .bslib-card .tab-pane,
  .bslib-card .bslib-gap-spacing,
  .bslib-card .html-fill-container,
  .bslib-card .html-fill-item,
  div.tab-pane,
  div.card-body,
  div.html-fill-container,
  div.bslib-gap-spacing,
  .tab-content > .tab-pane,
  .html-fill-container > .html-fill-item {
    overflow: visible !important;
  }

  .sticky-wrapper .row {
    align-items: stretch !important;
  }

  .sticky-wrapper {
    overflow: visible !important;
  }

  /* 左侧导航列 Sticky 定位（独立滚动）—— iOS 26 Liquid Glass */
  .sticky-wrapper .row > div:nth-child(1) {
    position: -webkit-sticky !important;
    position: sticky !important;
    top: calc(var(--header-height) + 20px) !important;
    height: calc(100vh - var(--header-height) - 20px) !important;
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 100;
    align-self: flex-start !important;
    scrollbar-width: auto;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    /* Liquid Glass */
    background: rgba(255, 255, 255, 0.38);
    backdrop-filter: blur(32px) saturate(220%);
    -webkit-backdrop-filter: blur(32px) saturate(220%);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow:
      0 8px 32px rgba(0, 0, 0, 0.06),
      inset 0 1px 0 rgba(255, 255, 255, 0.8),
      inset 0 -1px 0 rgba(255, 255, 255, 0.3);
    padding: 16px;
  }

  /* 左侧导航自定义滚动条（Liquid Glass 风格） */
  .sticky-wrapper .row > div:nth-child(1)::-webkit-scrollbar {
    width: 6px;
  }
  .sticky-wrapper .row > div:nth-child(1)::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.25);
    border-radius: 3px;
  }
  .sticky-wrapper .row > div:nth-child(1)::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 3px;
  }
  .sticky-wrapper .row > div:nth-child(1)::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.18);
  }

  /* 分组标题（A组 / B组） */
  .nav-group-container {
    display: block !important;
    width: 100% !important;
    background: transparent !important;
    padding: 0 !important;
    margin: 10px 0 0.5em 0 !important;
    border: none !important;
  }

  /* 左侧导航强制单列显示 */
  .sticky-wrapper .row > div:nth-child(1) .nav-pills,
  .sticky-wrapper .row > div:nth-child(1) .nav {
    display: flex !important;
    flex-direction: column !important;
    flex-wrap: nowrap !important;
    width: 100% !important;
  }

  .sticky-wrapper .row > div:nth-child(1) .nav-pills .nav-item,
  .sticky-wrapper .row > div:nth-child(1) .nav-pills .bslib-nav-item,
  .sticky-wrapper .row > div:nth-child(1) .nav .nav-item,
  .sticky-wrapper .row > div:nth-child(1) .nav .bslib-nav-item {
    width: 100% !important;
    float: none !important;
  }

  .sticky-wrapper .row > div:nth-child(1) .nav-pills .nav-link,
  .sticky-wrapper .row > div:nth-child(1) .nav .nav-link {
    display: block !important;
    width: 100% !important;
    white-space: normal !important;
    word-break: break-word !important;
  }

  /* 覆盖 .form-inline 可能导致的横向 flex 布局 */
  .sticky-wrapper .row > div:nth-child(1) .form-inline {
    display: block !important;
    width: 100% !important;
  }

  /* 分组标题基础样式 */
  .nav-group-header {
    display: block;
    width: 100% !important;
    font-size: 17px !important;
    font-weight: 800 !important;
    color: #fff !important;
    letter-spacing: 0.03em;
    padding: 0.9em 1.2em !important;
    border-radius: 14px;
    line-height: 1.4;
    margin-left: -8px;
    width: calc(100% + 8px) !important;
    cursor: pointer;
    user-select: none;
    -webkit-user-select: none;
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
    position: relative;
    overflow: hidden;
  }

  /* A/B 组标题光扫效果 */
  .nav-group-header::after {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
    pointer-events: none;
  }

  .nav-group-header:hover::after {
    left: 100%;
  }

  /* A组 — 多巴胺暖色：粉→橙→珊瑚 */
  .group-a .nav-group-header {
    background: linear-gradient(135deg, rgba(39, 107, 190, 0.85) 0%, rgba(59, 130, 246, 0.8) 100%) !important;
    box-shadow: 0 4px 20px rgba(39, 107, 190, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.4) !important;
  }

  .group-a .nav-group-header:hover {
    box-shadow: 0 6px 28px rgba(39, 107, 190, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.45);
    transform: translateY(-1px);
  }

  /* B组 — 透明蓝 */
  .group-b .nav-group-header {
    background: linear-gradient(135deg, rgba(26, 77, 143, 0.85) 0%, rgba(39, 107, 190, 0.8) 100%) !important;
    box-shadow: 0 4px 20px rgba(26, 77, 143, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.4) !important;
  }

  .group-b .nav-group-header:hover {
    box-shadow: 0 6px 28px rgba(26, 77, 143, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.45);
    transform: translateY(-1px);
  }

  .group-toggle-icon {
    display: inline-block;
    width: 22px;
    text-align: center;
    margin-right: 8px;
    font-size: 16px;
  }

  /* 分组标题容器：恢复 block 布局，避免被全局 li grid 样式误伤 */
  .sticky-wrapper .row > div:nth-child(1) .nav-group-container {
    display: block !important;
    margin-bottom: 1.2em;  /* 展开时与子项保持一致的间距 */
  }

  /* 折叠状态下标题容器保持与子项一致的底部间距，使其与 A/B 组之间的间隔相同 */
  .sticky-wrapper .row > div:nth-child(1) .nav-group-container[data-collapsed="true"] {
    margin-bottom: 1.2em !important;
  }

  /* 导航项折叠动画 — grid-template-rows 零布局抖动版 */
  .sticky-wrapper .row > div:nth-child(1) .nav-item,
  .sticky-wrapper .row > div:nth-child(1) li {
    display: grid;
    grid-template-rows: 1fr;
    opacity: 1;
    margin-bottom: 1.2em;
    transition: grid-template-rows 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.3s ease,
                margin-bottom 0.35s ease;
    will-change: grid-template-rows, opacity;
    contain: layout style;
  }

  .sticky-wrapper .row > div:nth-child(1) .nav-item > *,
  .sticky-wrapper .row > div:nth-child(1) li > * {
    overflow: hidden;
    min-height: 0;
  }

  .sticky-wrapper .row > div:nth-child(1) .nav-item.collapsed,
  .sticky-wrapper .row > div:nth-child(1) li.collapsed {
    grid-template-rows: 0fr;
    opacity: 0;
    margin-bottom: 0 !important;
    pointer-events: none;
  }

  /* 折叠时子项 .nav-link 的 padding 平滑归零 */
  /* .nav-link 已有 transition: all，padding 会自然过渡，不截断字体 */
  .sticky-wrapper .row > div:nth-child(1) .nav-item.collapsed .nav-link,
  .sticky-wrapper .row > div:nth-child(1) li.collapsed .nav-link {
    padding-top: 0 !important;
    padding-bottom: 0 !important;
  }

  /* 导航列表最后一个子标签底部额外留白，防止紧贴容器边缘 */
  .sticky-wrapper .row > div:nth-child(1) .nav-item:last-child:not(.collapsed),
  .sticky-wrapper .row > div:nth-child(1) li:last-child:not(.collapsed) {
    margin-bottom: 2.5em !important;
  }

  /* ---- 商业模式诊断表格：A/B 二级标签页（分段控件式） ---- */
  .diagnosis-group-tabs {
    overflow: visible !important;
  }

  #diagnosis_group_tabs {
    display: flex !important;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    width: fit-content;
    max-width: 100%;
    margin: 2px auto 22px auto !important;
    padding: 6px;
    background: rgba(255, 255, 255, 0.38);
    backdrop-filter: blur(32px) saturate(220%);
    -webkit-backdrop-filter: blur(32px) saturate(220%);
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow:
      0 8px 32px rgba(0, 0, 0, 0.06),
      inset 0 1px 0 rgba(255, 255, 255, 0.8),
      inset 0 -1px 0 rgba(255, 255, 255, 0.3);
  }

  #diagnosis_group_tabs .nav-item {
    margin-bottom: 0 !important;
  }

  #diagnosis_group_tabs .nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    border-radius: 13px;
    padding: 0.55em 1.5em;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--brand-ink);
    border: 1px solid transparent;
    white-space: nowrap;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  }

  #diagnosis_group_tabs .nav-link:hover {
    background: rgba(39, 107, 190, 0.1);
    color: var(--brand-ink);
  }

  #diagnosis_group_tabs .nav-link.active,
  #diagnosis_group_tabs .nav-link.active:hover {
    background: linear-gradient(135deg, rgba(39, 107, 190, 0.9) 0%, rgba(59, 130, 246, 0.85) 100%);
    color: #fff;
    box-shadow: 0 4px 20px rgba(39, 107, 190, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.35);
    border-color: rgba(255, 255, 255, 0.4);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
  }

  /* 保留 .list-group-item 样式用于其他组件 */
  .list-group-item {
    border: none !important;
    background: transparent !important;
    font-size: 13px !important;
    color: var(--ink-4) !important;
    padding: 6px 10px !important;
    margin-bottom: 2px !important;
    border-radius: 14px !important;
    transition: color 0.25s cubic-bezier(0.4, 0, 0.2, 1),
                background-color 0.25s cubic-bezier(0.4, 0, 0.2, 1),
                padding-left 0.25s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 500;
    position: relative;
    overflow: hidden;
    line-height: 1.4;
    white-space: normal;
    word-break: break-word;
    overflow-wrap: break-word;
  }

  /* 左侧导航菜单项 — 保存按钮渐变风格 */
  .sticky-wrapper .row > div:nth-child(1) .nav-link {
    font-size: 15px !important;
    font-weight: 500 !important;
    color: var(--ink-3) !important;
    padding: 12px 18px !important;
    border-radius: 14px !important;
    background: linear-gradient(135deg, rgba(39, 107, 190, 0.08) 0%, rgba(26, 77, 143, 0.05) 100%) !important;
    border: 1px solid rgba(255, 255, 255, 0.5) !important;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03), inset 0 1px 0 rgba(255, 255, 255, 0.4) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    line-height: 1.6 !important;
    white-space: normal !important;
    word-break: break-word !important;
    overflow-wrap: break-word !important;
    position: relative;
    overflow: hidden;
  }

  .sticky-wrapper .row > div:nth-child(1) .nav-link::after {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
    transition: left 0.5s ease;
    pointer-events: none;
  }

  .sticky-wrapper .row > div:nth-child(1) .nav-link:hover::after {
    left: 100%;
  }

  /* 悬浮：浅色背景，便于和真正的选中状态区分 */
  .sticky-wrapper .row > div:nth-child(1) .nav-link:hover {
    background: linear-gradient(135deg, rgba(39, 107, 190, 0.12) 0%, rgba(26, 77, 143, 0.08) 100%) !important;
    color: var(--brand-ink) !important;
    border-color: rgba(39, 107, 190, 0.25) !important;
    box-shadow: 0 2px 8px rgba(39, 107, 190, 0.12) !important;
    transform: translateY(-1px);
  }

  /* 选中：深色背景，保持醒目 */
  .sticky-wrapper .row > div:nth-child(1) .nav-link.active,
  .sticky-wrapper .row > div:nth-child(1) .nav-link.active:hover {
    background: linear-gradient(135deg, rgba(39, 107, 190, 0.85) 0%, rgba(26, 77, 143, 0.92) 100%) !important;
    color: #fff !important;
    border-color: rgba(255, 255, 255, 0.3) !important;
    box-shadow: 0 4px 20px rgba(39, 107, 190, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.2) !important;
  }

  /* ---- 苹果彩虹色悬浮/选中背景 ---- */
  .sticky-wrapper .row > div:nth-child(1) .rainbow-1 .nav-link:hover {
    background: rgba(255, 45, 85, 0.12) !important;
    color: #FF2D55 !important;
    border-color: rgba(255, 45, 85, 0.3) !important;
    box-shadow: 0 2px 8px rgba(255, 45, 85, 0.12) !important;
  }
  .sticky-wrapper .row > div:nth-child(1) .rainbow-1 .nav-link.active,
  .sticky-wrapper .row > div:nth-child(1) .rainbow-1 .nav-link.active:hover {
    background: #FF2D55 !important;
    color: #fff !important;
    border-color: rgba(255, 255, 255, 0.8) !important;
    box-shadow: 0 4px 12px rgba(255, 45, 85, 0.3) !important;
  }
  .sticky-wrapper .row > div:nth-child(1) .rainbow-2 .nav-link:hover {
    background: rgba(255, 127, 0, 0.12) !important;
    color: #FF7F00 !important;
    border-color: rgba(255, 127, 0, 0.3) !important;
    box-shadow: 0 2px 8px rgba(255, 127, 0, 0.12) !important;
  }
  .sticky-wrapper .row > div:nth-child(1) .rainbow-2 .nav-link.active,
  .sticky-wrapper .row > div:nth-child(1) .rainbow-2 .nav-link.active:hover {
    background: #FF7F00 !important;
    color: #fff !important;
    border-color: rgba(255, 255, 255, 0.8) !important;
    box-shadow: 0 4px 12px rgba(255, 127, 0, 0.3) !important;
  }
  .sticky-wrapper .row > div:nth-child(1) .rainbow-3 .nav-link:hover {
    background: rgba(255, 204, 0, 0.15) !important;
    color: #B38300 !important;
    border-color: rgba(255, 204, 0, 0.35) !important;
    box-shadow: 0 2px 8px rgba(255, 204, 0, 0.15) !important;
  }
  .sticky-wrapper .row > div:nth-child(1) .rainbow-3 .nav-link.active,
  .sticky-wrapper .row > div:nth-child(1) .rainbow-3 .nav-link.active:hover {
    background: #FFCC00 !important;
    color: #fff !important;
    border-color: rgba(255, 255, 255, 0.8) !important;
    box-shadow: 0 4px 12px rgba(255, 204, 0, 0.3) !important;
  }
  .sticky-wrapper .row > div:nth-child(1) .rainbow-4 .nav-link:hover {
    background: rgba(76, 217, 100, 0.12) !important;
    color: #4CD964 !important;
    border-color: rgba(76, 217, 100, 0.3) !important;
    box-shadow: 0 2px 8px rgba(76, 217, 100, 0.12) !important;
  }
  .sticky-wrapper .row > div:nth-child(1) .rainbow-4 .nav-link.active,
  .sticky-wrapper .row > div:nth-child(1) .rainbow-4 .nav-link.active:hover {
    background: #4CD964 !important;
    color: #fff !important;
    border-color: rgba(255, 255, 255, 0.8) !important;
    box-shadow: 0 4px 12px rgba(76, 217, 100, 0.3) !important;
  }
  .sticky-wrapper .row > div:nth-child(1) .rainbow-5 .nav-link:hover {
    background: rgba(0, 122, 255, 0.12) !important;
    color: #007AFF !important;
    border-color: rgba(0, 122, 255, 0.3) !important;
    box-shadow: 0 2px 8px rgba(0, 122, 255, 0.12) !important;
  }
  .sticky-wrapper .row > div:nth-child(1) .rainbow-5 .nav-link.active,
  .sticky-wrapper .row > div:nth-child(1) .rainbow-5 .nav-link.active:hover {
    background: #007AFF !important;
    color: #fff !important;
    border-color: rgba(255, 255, 255, 0.8) !important;
    box-shadow: 0 4px 12px rgba(0, 122, 255, 0.3) !important;
  }
  .sticky-wrapper .row > div:nth-child(1) .rainbow-6 .nav-link:hover {
    background: rgba(88, 86, 214, 0.12) !important;
    color: #5856D6 !important;
    border-color: rgba(88, 86, 214, 0.3) !important;
    box-shadow: 0 2px 8px rgba(88, 86, 214, 0.12) !important;
  }
  .sticky-wrapper .row > div:nth-child(1) .rainbow-6 .nav-link.active,
  .sticky-wrapper .row > div:nth-child(1) .rainbow-6 .nav-link.active:hover {
    background: #5856D6 !important;
    color: #fff !important;
    border-color: rgba(255, 255, 255, 0.8) !important;
    box-shadow: 0 4px 12px rgba(88, 86, 214, 0.3) !important;
  }
  .sticky-wrapper .row > div:nth-child(1) .rainbow-7 .nav-link:hover {
    background: rgba(175, 82, 222, 0.12) !important;
    color: #AF52DE !important;
    border-color: rgba(175, 82, 222, 0.3) !important;
    box-shadow: 0 2px 8px rgba(175, 82, 222, 0.12) !important;
  }
  .sticky-wrapper .row > div:nth-child(1) .rainbow-7 .nav-link.active,
  .sticky-wrapper .row > div:nth-child(1) .rainbow-7 .nav-link.active:hover {
    background: #AF52DE !important;
    color: #fff !important;
    border-color: rgba(255, 255, 255, 0.8) !important;
    box-shadow: 0 4px 12px rgba(175, 82, 222, 0.3) !important;
  }

  /* .list-group-item 悬停/激活装饰 */
  .list-group-item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%) scaleY(0);
    width: 4px;
    height: 60%;
    background: var(--r-blue);
    border-radius: 0 4px 4px 0;
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .list-group-item:hover {
    color: var(--brand-ink) !important;
    background-color: rgba(39, 107, 190, 0.04) !important;
    padding-left: 16px !important;
    transform: translateX(1px);
  }

  .list-group-item:hover::before {
    transform: translateY(-50%) scaleY(0.6);
  }

  .list-group-item.active {
    color: var(--brand-ink) !important;
    background: rgba(39, 107, 190, 0.08) !important;
    font-weight: 700 !important;
    font-size: 13px !important;
    box-shadow: 0 2px 8px rgba(39, 107, 190, 0.1) !important;
    border-left: 4px solid var(--r-blue) !important;
  }

  .list-group-item.active::before {
    transform: translateY(-50%) scaleY(1);
  }

  /* ---- 右侧内容区域 ---- */
  .tab-content {
    width: 95% !important;
    margin: 0 auto;
  }

  .main-container {
    width: 100% !important;
    max-width: 1400px !important;
    margin: 0 auto !important;
    padding: 0 0 150px 0;
    animation: fadeInUp 0.5s ease-out;
  }

  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* ---- 价值创造逻辑链流程图 ---- */
  .logic-chain {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    padding: 20px 10px 40px 10px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
  }

  .logic-chain::-webkit-scrollbar {
    height: 8px;
    -webkit-appearance: none;
  }

  .logic-chain::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.6);
    border-radius: 4px;
  }

  .logic-chain::-webkit-scrollbar-thumb {
    background: rgba(39, 107, 190, 0.55);
    border-radius: 4px;
  }

  /* 容器内阴影提示，始终固定在左右边缘，不随内容滚动 */
  .logic-chain {
    box-shadow: inset -40px 0 30px -20px rgba(240, 249, 255, 0.85),
                inset 40px 0 30px -20px rgba(240, 249, 255, 0.85);
  }

  .logic-chain-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 190px;
    max-width: 220px;
    flex: 1;
    position: relative;
  }

  .logic-chain-node:not(:last-child)::after {
    content: "→";
    position: absolute;
    right: -14px;
    top: 38px;
    color: var(--brand-ink);
    font-size: 22px;
    opacity: 0.55;
    transform: rotate(68deg);
    pointer-events: none;
  }

  .logic-chain-node:nth-child(1) { margin-top: 0; }
  .logic-chain-node:nth-child(2) { margin-top: 40px; }
  .logic-chain-node:nth-child(3) { margin-top: 80px; }
  .logic-chain-node:nth-child(4) { margin-top: 120px; }
  .logic-chain-node:nth-child(5) { margin-top: 160px; }
  .logic-chain-node:nth-child(6) { margin-top: 200px; }
  .logic-chain-node:nth-child(7) { margin-top: 240px; }

  .logic-chain-circle {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    border: 2px solid var(--r-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface-0);
    font-weight: 600;
    font-size: 16px;
    color: var(--brand-ink);
    margin-bottom: 16px;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(39, 107, 190, 0.15);
  }

  .logic-chain-card {
    background: var(--surface-0);
    border: 1px solid var(--border-1);
    border-radius: 14px;
    padding: 16px;
    width: 100%;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  }

  .logic-chain-desc {
    font-size: 15px;
    line-height: 1.6;
    color: var(--ink-2);
    margin-bottom: 12px;
  }

  .logic-chain-input .shiny-options-group {
    justify-content: center;
    gap: 12px;
  }

  .logic-chain-input .shiny-options-group .radio {
    padding: 6px 12px;
    min-height: 36px;
    font-size: 14px;
  }

  /* ---- 卡片样式（增强） ---- */
  .r-card {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 16px;
    padding: 0;
    margin-bottom: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05), inset 0 1px 0 rgba(255, 255, 255, 0.6);
    overflow: visible;
    position: relative;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .r-card:hover {
    box-shadow: 0 12px 40px rgba(39, 107, 190, 0.1), 0 4px 12px rgba(0, 0, 0, 0.04);
    transform: translateY(-2px);
  }

  .r-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--r-blue), var(--r-blue-light));
    border-radius: 16px 16px 0 0;
  }

  .r-card-padded {
    padding: 28px;
  }

  /* ---- 下拉菜单层级修复 ---- */
  .selectize-dropdown,
  .selectize-dropdown.form-control {
    position: absolute !important;
    z-index: 99999 !important;
    background: var(--surface-0) !important;
    border: 1px solid var(--border-1) !important;
    border-radius: 14px !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12) !important;
    overflow: hidden !important;
    transform: translateZ(0);
    will-change: transform;
  }

  .selectize-dropdown-content {
    max-height: 300px;
    overflow-y: auto;
  }

  /* ---- 表格布局与输入框 ---- */
  table {
    width: 100% !important;
    border-collapse: collapse;
  }

  table td.r-label {
    width: 25% !important;
    min-width: 50px !important;
    white-space: normal !important;
  }

  table td.r-input-cell {
    width: 60% !important;
  }

  table td.r-note {
    width: 15% !important;
    min-width: 20px !important;
    white-space: normal !important;
    word-break: break-word !important;
  }

  .shiny-input-container {
    width: 100% !important;
    max-width: none !important;
    margin-bottom: 0 !important;
  }

  .form-control {
    display: block;
    width: 100% !important;
    box-sizing: border-box !important;
    padding: 12px 18px;
    font-size: 22px;
    border-radius: 14px;
    height: auto;
    border: 1px solid rgba(39, 107, 190, 0.22);
    background: rgba(255, 255, 255, 0.88);
    transition: border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1),
                background-color 0.25s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--ink-1);
    line-height: 1.5;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(39, 107, 190, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.6);
    -webkit-appearance: none;
    appearance: none;
  }

  /* selectize 会把原生 select 加 .selectized 并用内联 display:none 隐藏，
     关闭状态的下拉框也靠内联 display:none 隐藏；
     display:block !important 会压过内联样式，导致原生 select 与空下拉框
     常驻可见（"双输入框"），因此 !important 仅作用于非 selectize 元素 */
  .form-control:not(.selectized):not(.selectize-dropdown) {
    display: block !important;
  }

  .form-control:hover {
    border-color: rgba(39, 107, 190, 0.5);
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 4px 12px rgba(39, 107, 190, 0.12), 0 2px 4px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.6);
  }

  .form-control:focus {
    border-color: var(--r-blue);
    box-shadow: 0 0 0 4px rgba(39, 107, 190, 0.12), 0 4px 16px rgba(39, 107, 190, 0.15), 0 2px 6px rgba(0, 0, 0, 0.04);
    background: rgba(255, 255, 255, 0.96);
    outline: none;
  }

  textarea.form-control {
    resize: vertical !important;
    min-height: 80px;
    line-height: 1.7;
  }

  /* ---- 下拉选择框美化 ---- */
  .selectize-control {
    width: 100% !important;
    position: relative;
  }

  /* bs5 下 selectize 包装器（.selectize-control）带 form-control 类，
     会继承上方全局 form-control 的边框/背景/内边距/阴影，在真正的
     .selectize-input 外形成"双层框"鬼影，且其 12px 上内边距把输入框下压；
     全局剥离包装器的表单样式，视觉样式只保留在 .selectize-input 上 */
  .selectize-control.form-control {
    padding: 0 !important;
    border: none !important;
    background: transparent !important;
    box-shadow: none !important;
    /* 压过移动端 @media 的 min-height:48px（包装器不承重任何视觉样式） */
    min-height: 0;
  }

  .selectize-input {
    padding: 12px 15px !important;
    font-size: 20px !important;
    width: 100% !important;
    border: 1px solid rgba(39, 107, 190, 0.22) !important;
    border-radius: 14px !important;
    background: rgba(255, 255, 255, 0.88) !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(39, 107, 190, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
    transition: border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1),
                background-color 0.25s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    min-height: 52px;
    line-height: 1.5;
  }

  .selectize-input:hover {
    border-color: rgba(39, 107, 190, 0.5) !important;
    background: rgba(255, 255, 255, 0.92) !important;
    box-shadow: 0 4px 12px rgba(39, 107, 190, 0.12), 0 2px 4px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
  }

  .selectize-input.focus {
    border-color: var(--r-blue) !important;
    box-shadow: 0 0 0 4px rgba(39, 107, 190, 0.12), 0 4px 16px rgba(39, 107, 190, 0.15), 0 2px 6px rgba(0, 0, 0, 0.04) !important;
    background: rgba(255, 255, 255, 0.96) !important;
  }

  .selectize-dropdown .option,
  .selectize-dropdown .create {
    font-size: 18px !important;
    padding: 12px 15px !important;
    transition: background 0.15s ease;
  }

  .selectize-dropdown .option:hover,
  .selectize-dropdown .option.active {
    background: var(--blue-tint-1) !important;
    color: var(--brand-ink) !important;
  }

  /* ---- 单选按钮组 ---- */
  .shiny-options-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
  }

  .shiny-options-group .radio {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.65);
    border: 1px solid rgba(255, 255, 255, 0.55);
    border-radius: 14px;
    transition: border-color 0.2s ease,
                background-color 0.2s ease,
                box-shadow 0.2s ease,
                transform 0.2s ease;
    cursor: pointer;
    min-height: 44px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
  }

  .shiny-options-group .radio:hover {
    border-color: rgba(39, 107, 190, 0.3);
    background: rgba(39, 107, 190, 0.08);
    box-shadow: 0 2px 8px rgba(39, 107, 190, 0.08);
    transform: translateY(-1px);
  }

  /* 单选按钮光扫效果 */
  .shiny-options-group .radio {
    position: relative;
    overflow: hidden;
  }

  .shiny-options-group .radio::after {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s ease;
    pointer-events: none;
  }

  .shiny-options-group .radio:hover::after {
    left: 100%;
  }

  .shiny-options-group .radio input[type="radio"] {
    margin-right: 8px;
    width: 20px;
    height: 20px;
    accent-color: var(--r-blue);
    cursor: pointer;
  }

  /* ---- 多选框（checkboxGroupInput）样式：每行一个、字体稍大 ---- */
  .shiny-options-group .checkbox {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 10px 14px;
    font-size: 1.05rem;
    line-height: 1.6;
    background: rgba(255, 255, 255, 0.65);
    border: 1px solid rgba(255, 255, 255, 0.55);
    border-radius: 12px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: border-color 0.2s ease,
                background-color 0.2s ease,
                box-shadow 0.2s ease;
  }

  .shiny-options-group .checkbox:hover {
    border-color: rgba(39, 107, 190, 0.3);
    background: rgba(39, 107, 190, 0.08);
    box-shadow: 0 2px 8px rgba(39, 107, 190, 0.08);
  }

  .shiny-options-group .checkbox input[type="checkbox"] {
    margin-right: 10px;
    width: 20px;
    height: 20px;
    accent-color: var(--r-blue);
    cursor: pointer;
    flex-shrink: 0;
  }

  /* ---- 诊断报告标题旁"待处理"单选框（管理员控制台） ---- */
  .pending-header-checkbox .form-group {
    margin: 0;
  }

  .pending-header-checkbox .checkbox {
    display: flex;
    align-items: center;
    margin: 0;
  }

  .pending-header-checkbox .checkbox label {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 0;
    font-size: 13px;
    font-weight: 400;
    color: var(--ink-4);
    cursor: pointer;
    white-space: nowrap;
  }

  .pending-header-checkbox .checkbox input[type="checkbox"] {
    width: 16px;
    height: 16px;
    margin: 0;
    accent-color: var(--r-blue);
    cursor: pointer;
    flex-shrink: 0;
  }

  /* ---- 待处理列表表格（管理员控制台"待处理"标签页） ---- */
  .pending-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
  }

  .pending-table th {
    color: var(--ink-5);
    font-weight: 600;
    font-size: 13px;
    text-align: left;
    padding: 10px 12px;
    border-bottom: 2px solid var(--blue-tint-1);
    white-space: nowrap;
  }

  .pending-table td {
    color: var(--ink-1);
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-1);
    vertical-align: middle;
  }

  .pending-table tbody tr:hover {
    background: var(--surface-1);
  }

  /* 待处理表格中的学员名称链接：点击跳转到该学员的诊断表格界面 */
  .pending-name-link {
    color: var(--r-blue);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
  }

  .pending-name-link:hover {
    color: var(--r-blue-dark);
    text-decoration: underline;
  }

  /* ---- 商业模式画布三列布局 ---- */
  .canvas-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    min-height: 500px;
  }

  .canvas-grid .canvas-cell {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.45);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.5);
    display: flex;
    flex-direction: column;
    overflow: visible;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .canvas-grid .canvas-cell:hover {
    box-shadow: 0 12px 40px rgba(39, 107, 190, 0.12);
    transform: translateY(-3px);
    border-color: rgba(39, 107, 190, 0.2);
  }

  .canvas-grid .canvas-cell h5 {
    color: var(--brand-ink);
    font-weight: 700;
    margin-bottom: 15px;
    font-size: 20px;
    flex-shrink: 0;
    line-height: 1.4;
  }

  .canvas-grid .canvas-cell .shiny-input-container {
    width: 100% !important;
    max-width: none !important;
    margin-bottom: 0 !important;
    overflow: visible;
  }

  .canvas-grid .canvas-cell .form-group {
    margin-bottom: 0 !important;
    overflow: visible;
  }

  .canvas-grid .canvas-cell textarea.form-control {
    resize: vertical !important;
    min-height: 80px;
    height: auto;
    overflow-y: auto;
    font-size: 18px;
    line-height: 1.7;
  }

  .canvas-grid .canvas-cell .selectize-control {
    width: 100% !important;
  }

  .canvas-grid .canvas-cell .selectize-input {
    font-size: 18px !important;
    padding: 10px 14px !important;
    min-height: 48px;
  }

  /* 画布页保存按钮居中（无侧边栏） */
  .canvas-save-dock {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    will-change: transform;
    background: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    padding: 12px 24px;
    border-radius: 50px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1), 0 2px 8px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.45);
    display: flex;
    gap: 20px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 90vw;
    animation: slideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }

  @keyframes slideUp {
    from {
      opacity: 0;
      transform: translateX(-50%) translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateX(-50%) translateY(0);
    }
  }

  /* ---- 表格内部装饰 ---- */
  .r-section-header-row td {
    padding: 40px 30px 20px 30px;
    border: none;
  }

  .r-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid rgba(39, 107, 190, 0.1);
    padding-bottom: 12px;
  }

  .r-deco-bar {
    width: 6px;
    height: 24px;
    background: linear-gradient(180deg, var(--r-blue), var(--r-blue-light));
    border-radius: 3px;
    margin-right: 15px;
  }

  .r-section-header .title {
    font-size: 24px;
    font-weight: 700;
    color: var(--brand-ink);
    letter-spacing: -0.02em;
  }

  .r-badge-block {
    background: linear-gradient(135deg, var(--r-blue) 0%, var(--r-blue-dark) 100%);
    color: white;
    padding: 5px 14px;
    border-radius: 14px;
    font-weight: 600;
    font-size: 13px;
    box-shadow: 0 2px 8px rgba(39, 107, 190, 0.2);
  }

  .r-list-item td {
    padding: 16px 28px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
    vertical-align: middle;
    transition: background-color 0.25s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .r-list-item:hover td {
    background: rgba(39, 107, 190, 0.04);
    border-bottom-color: rgba(39, 107, 190, 0.12);
  }

  .r-list-item td.r-label {
    font-size: 20px;
    font-weight: 500;
    color: var(--ink-2);
    line-height: 1.5;
  }

  .r-list-item td.r-note {
    font-size: 18px;
    color: var(--ink-5);
    text-align: left;
    line-height: 1.4;
  }

  /* ---- 悬浮保存按钮 ---- */
  .save-dock {
    position: fixed;
    bottom: 30px;
    left: 62.5%;
    transform: translateX(-50%);
    z-index: 1000;
    will-change: transform;
    background: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    padding: 12px 24px;
    border-radius: 50px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1), 0 2px 8px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.45);
    display: flex;
    gap: 20px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 90vw;
    animation: slideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .btn-r-gradient {
    background: linear-gradient(135deg, rgba(39, 107, 190, 0.75) 0%, rgba(26, 77, 143, 0.82) 100%);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 14px;
    padding: 12px 40px;
    font-size: 20px;
    white-space: nowrap;
    font-weight: 600;
    box-shadow: 0 4px 20px rgba(39, 107, 190, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    min-height: 52px;
    position: relative;
    overflow: hidden;
  }

  .btn-r-gradient::after {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
  }

  .btn-r-gradient:hover {
    transform: translateY(-2px);
    background: linear-gradient(135deg, rgba(39, 107, 190, 0.9) 0%, rgba(26, 77, 143, 0.95) 100%);
    box-shadow: 0 8px 28px rgba(39, 107, 190, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.45);
  }

  .btn-r-gradient:hover::after {
    left: 100%;
  }

  .btn-r-gradient:active {
    transform: translateY(0);
    background: linear-gradient(135deg, rgba(39, 107, 190, 0.95) 0%, rgba(26, 77, 143, 0.98) 100%);
    box-shadow: 0 2px 10px rgba(39, 107, 190, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  }

  .btn-r-gradient:disabled {
    background: var(--ink-5) !important;
    cursor: not-allowed;
    opacity: 0.7;
    box-shadow: none;
    transform: none;
  }

  /* ---- 登录页全屏背景 + 品牌水印 ---- */
  .login-overlay {
    position: fixed;
    inset: 0;
    /* iOS 键盘弹出会顶起视觉视口：高度跟随动态视口，避免遮罩上移后露出下层内容 */
    height: 100vh;
    height: 100dvh;
    z-index: 9999;
    display: flex;
    align-items: stretch;
    justify-content: space-between;
    background: linear-gradient(180deg, var(--page-grad-1) 0%, var(--page-grad-2) 30%, var(--surface-1) 60%, var(--page-grad-3) 100%);
    background-attachment: fixed;
    overflow: hidden;
  }

  /* 登录遮罩显示期间的处理（shinyjs 切换遮罩 display，以下规则随之生效/失效）：
     1) 隐藏遮罩以外的所有页面内容：.container-fluid 的直接子元素中，
        仅保留登录遮罩与右上角控制区，其余（顶栏、嵌套容器及其中全部内容）一律隐藏。
        :has() 纯 CSS（首绘即生效）+ body.login-active（JS 同步，兼容旧环境）双保险；
     2) 页面背景改为纯色：iOS 键盘弹出顶起视口、遮罩无法覆盖时，
        露出的下半屏为纯色，视觉上无切割感。 */
  body:has(.login-overlay:not([style*="display: none"])) .container-fluid > *:not(.login-overlay):not(.top-right-controls),
  body.login-active .container-fluid > *:not(.login-overlay):not(.top-right-controls) {
    visibility: hidden;
  }
  body:has(.login-overlay:not([style*="display: none"])),
  body.login-active {
    background: #ffffff;
  }
  [data-bs-theme="dark"] body:has(.login-overlay:not([style*="display: none"])),
  [data-bs-theme="dark"] body.login-active {
    background: #0C1526;
  }

  .login-left {
    flex: 1 1 auto;
    position: relative;
    min-width: 0;
    overflow: hidden;
    /* 左侧为纯装饰区（标题+水印），不含任何交互元素。
       其内标题 h1 是 z-index:1 的宽盒子，部分浏览器中可能延伸到登录卡片上方
       （桌面端卡片 z-index:auto，层级低于标题）造成"按钮被挡住点不动"，
       这里整体禁止指针事件，从根上消除该类遮挡。 */
    pointer-events: none;
  }

  .login-watermark {
    position: absolute;
    inset: 0;
    background-image: url("login_bg.png");
    background-repeat: no-repeat;
    background-position: center;
    background-size: min(90%, 75vh) auto;
    opacity: 0.12;
    pointer-events: none;
    z-index: 0;
  }

  .login-page-title {
    position: absolute;
    top: max(4vh, 24px);
    left: max(4vw, 24px);
    z-index: 1;
    margin: 0;
    font-size: clamp(24px, 3.2vw, 38px);
    font-weight: 800;
    color: var(--brand-ink);
    letter-spacing: 0.02em;
    text-shadow: 0 2px 10px rgba(255, 255, 255, 0.7);
  }

  .login-card {
    width: min(380px, 92vw) !important;
    align-self: center;
    margin-right: max(6vw, 24px);
    /* 明确高于左侧装饰区（标题/水印），双保险防止装饰层遮挡点击 */
    z-index: 1;
  }

  /* 矮视口（浏览器高缩放/矮窗口）桌面端：
     垂直居中的卡片会滑入右上角固定控制区下方，导致卡片顶部按钮（角色选择）被遮挡。
     改为卡片从控制区下方起排、容器可滚动。阈值 740px：
     高于此时居中卡片顶与控制区（top:10 + 高约 40px）之间始终有安全距离。 */
  @media (min-width: 992px) and (max-height: 740px) {
    .login-overlay {
      overflow-y: auto;
    }
    #login-overlay .login-card {
      align-self: flex-start;
      margin-top: 64px;
      margin-bottom: 24px;
    }
  }

  .btn-login-submit {
    min-width: 120px;
    min-height: 44px;
    font-weight: 600;
  }

  /* ---- 登录框玻璃拟态 ---- */
  #login-overlay .card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(30px) saturate(180%);
    -webkit-backdrop-filter: blur(30px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.15), 0 8px 24px rgba(0, 0, 0, 0.08);
    border-radius: 20px;
    animation: fadeInUp 0.5s ease-out;
  }

  /* 登录面板与背景融合：半透明毛玻璃 + 弱阴影 */
  #login-overlay .login-card {
    background: rgba(255, 255, 255, 0.42);
    backdrop-filter: blur(28px) saturate(160%);
    -webkit-backdrop-filter: blur(28px) saturate(160%);
    border: 1px solid rgba(255, 255, 255, 0.55);
    box-shadow:
      0 20px 60px rgba(39, 107, 190, 0.10),
      0 8px 24px rgba(0, 0, 0, 0.04),
      inset 0 1px 0 rgba(255, 255, 255, 0.6);
  }

  #login-overlay .login-card .form-control {
    background: rgba(255, 255, 255, 0.65);
    border: 1px solid rgba(255, 255, 255, 0.75);
    border-radius: 12px;
    transition: all 0.2s ease;
  }

  #login-overlay .login-card .form-control:focus {
    background: rgba(255, 255, 255, 0.9);
    border-color: var(--r-blue);
    box-shadow: 0 0 0 0.2rem rgba(39, 107, 190, 0.15);
  }

  #login-overlay .card-header {
    background: transparent;
    border-bottom: 1px solid rgba(229, 231, 235, 0.5);
    font-weight: 700;
    font-size: 22px;
    color: var(--brand-ink);
    padding: 24px 28px;
  }

  #login-overlay .card-body {
    padding: 24px 28px;
  }

  #login-overlay .btn-outline-primary,
  #login-overlay .btn-outline-secondary {
    border-radius: 14px;
    font-weight: 600;
    transition: all 0.25s ease;
    min-height: 48px;
  }

  #login-overlay .btn-outline-primary:hover,
  #login-overlay .btn-primary {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(39, 107, 190, 0.25);
    position: relative;
    overflow: hidden;
    border-radius: 14px !important;
  }

  /* 登录界面按钮光扫效果 */
  #login-overlay .btn-primary::after {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
    pointer-events: none;
  }

  #login-overlay .btn-primary:hover::after {
    left: 100%;
  }

  /* ---- 主 Tab 导航美化 — Liquid Glass + 多巴胺 ---- */
  .nav-tabs {
    border-bottom: 1px solid rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    padding: 0 20px;
    border-radius: 16px 16px 0 0;
    margin-bottom: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.7);
  }

  .nav-tabs .nav-link {
    color: var(--ink-4);
    font-weight: 600;
    padding: 16px 24px;
    border: none;
    border-bottom: 3px solid transparent;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 16px;
    border-radius: 14px 14px 0 0;
    margin-right: 4px;
    min-height: 52px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(39, 107, 190, 0.06) 0%, rgba(26, 77, 143, 0.03) 100%);
  }

  .nav-tabs .nav-link::after {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
    transition: left 0.5s ease;
    pointer-events: none;
  }

  .nav-tabs .nav-link:hover::after {
    left: 100%;
  }

  .nav-tabs .nav-link:hover {
    color: #fff;
    background: linear-gradient(135deg, rgba(39, 107, 190, 0.75) 0%, rgba(26, 77, 143, 0.82) 100%);
    border-bottom-color: transparent;
    box-shadow: 0 4px 20px rgba(39, 107, 190, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
  }

  .nav-tabs .nav-link.active {
    color: #fff !important;
    background: linear-gradient(135deg, rgba(39, 107, 190, 0.75) 0%, rgba(26, 77, 143, 0.82) 100%) !important;
    border-bottom-color: transparent;
    box-shadow: 0 4px 20px rgba(39, 107, 190, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.2) !important;
    font-weight: 700;
  }

  /* ---- 控制台布局样式（全局生效） ---- */
  #console_tab .sticky-wrapper {
    overflow: visible !important;
    padding-top: 130px;
  }

  #console_tab .sticky-wrapper .row {
    align-items: stretch !important;
    display: flex;
    flex-wrap: nowrap;
    margin: 0 -15px;
  }

  /* 左侧边栏列 - sticky定位 — Liquid Glass */
  #console_tab .sticky-wrapper .row > div:nth-child(1) {
    position: -webkit-sticky !important;
    position: sticky !important;
    top: calc(var(--header-height) + 20px) !important;
    height: calc(100vh - var(--header-height) - 40px) !important;
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 100;
    align-self: flex-start !important;
    scrollbar-width: auto;
    flex: 0 0 24%;
    max-width: 24%;
    padding: 16px;
    /* Liquid Glass */
    background: rgba(255, 255, 255, 0.38);
    backdrop-filter: blur(32px) saturate(220%);
    -webkit-backdrop-filter: blur(32px) saturate(220%);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow:
      0 8px 32px rgba(0, 0, 0, 0.06),
      inset 0 1px 0 rgba(255, 255, 255, 0.8),
      inset 0 -1px 0 rgba(255, 255, 255, 0.3);
  }

  #console_tab .sticky-wrapper .row > div:nth-child(1)::-webkit-scrollbar {
    width: 6px;
  }
  #console_tab .sticky-wrapper .row > div:nth-child(1)::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.25);
    border-radius: 3px;
  }
  #console_tab .sticky-wrapper .row > div:nth-child(1)::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 3px;
  }
  #console_tab .sticky-wrapper .row > div:nth-child(1)::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.18);
  }

  /* 右侧内容列 - 正常滚动 */
  #console_tab .sticky-wrapper .row > div:nth-child(2) {
    flex: 0 0 76%;
    max-width: 76%;
    padding: 0 15px;
  }

  /* 控制台内部组件样式 */
  .console-hw-selector {
    position: relative;
    z-index: 100;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(16px) saturate(160%);
    -webkit-backdrop-filter: blur(16px) saturate(160%);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.6);
    margin-bottom: 15px;
    padding: 20px;
    margin-top: 20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

  .console-hw-selector:hover {
    box-shadow: 0 8px 30px rgba(39, 107, 190, 0.08);
    transform: translateY(-2px);
  }

  .console-student-list {
    position: relative;
    z-index: 1;
    padding: 20px;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(16px) saturate(160%);
    -webkit-backdrop-filter: blur(16px) saturate(160%);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.6);
    margin-top: 20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

  .console-student-list:hover {
    box-shadow: 0 8px 30px rgba(39, 107, 190, 0.08);
    transform: translateY(-2px);
  }

  /* 管理控制台学生按钮：统一尺寸，两排显示（上排姓名、下排学号），
     名字长度不影响背景框，超长省略号收尾 */
  .console-student-list .btn {
    position: relative;
    overflow: hidden;
    width: 76px;
    height: 46px;
    padding: 3px 4px !important;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    white-space: nowrap;
    line-height: 1.2;
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
                box-shadow 0.35s ease,
                border-color 0.35s ease;
  }

  /* shiny actionButton 的 label 外层固定包一层 .action-label（按钮唯一的
     flex 子项），两排布局需让它自身也成为列向 flex 容器 */
  .console-student-list .btn .action-label {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    line-height: 1.2;
    max-width: 100%;
    overflow: hidden;
  }

  /* 上排姓名：语义主信息，字号略大加重 */
  .console-student-list .btn .stu-name {
    font-size: 12px;
    font-weight: 600;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  /* 下排学号：辅助信息，小一号、弱化透明度，与姓名拉开层次 */
  .console-student-list .btn .stu-id {
    font-size: 10px;
    font-weight: 400;
    opacity: 0.85;
    letter-spacing: 0.02em;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  /* 学号缺失（空 span）时不占位，姓名自然垂直居中 */
  .console-student-list .btn .stu-id:empty {
    display: none;
  }

  /* 名字超长时缩小字体，确保不溢出 */
  .console-student-list .btn.long-name {
    font-size: 11px;
  }

  .console-student-list .btn::after {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.35), transparent);
    transition: left 0.5s ease;
    pointer-events: none;
  }

  .console-student-list .btn:hover::after {
    left: 100%;
  }

  /* 控制台选中学员按钮：水滴凸起效果，背景和名字整体放大 */
  .console-student-list .btn.selected-student {
    transform: scale(1.2);
    z-index: 10;
    border: none !important;
    border-radius: 6px !important;
    font-weight: 700;
    /* 底部厚重阴影：营造水滴悬浮感 */
    box-shadow:
      0 6px 16px rgba(39, 107, 190, 0.35),
      0 12px 28px rgba(39, 107, 190, 0.22),
      /* 顶部高光 + 底部暗部：营造立体水滴表面 */
      inset 0 2px 4px rgba(255, 255, 255, 0.55),
      inset 0 -2px 5px rgba(0, 0, 0, 0.12);
    /* 固定尺寸 + 外边距，避免放大后挤压相邻按钮 */
    margin: 3px;
    animation: studentSelectPop 0.45s cubic-bezier(0.34, 1.8, 0.64, 1) forwards;
  }

  /* 水滴表面高光反射 */
  .console-student-list .btn.selected-student::before {
    content: "";
    position: absolute;
    top: 10%;
    left: 12%;
    width: 28%;
    height: 22%;
    border-radius: 50%;
    background: radial-gradient(
      ellipse at center,
      rgba(255, 255, 255, 0.7) 0%,
      rgba(255, 255, 255, 0) 70%
    );
    pointer-events: none;
    z-index: 1;
  }

  /* 学员按钮长名悬浮提示气泡：body 级共享元素（按钮 overflow:hidden 容纳
     不了内部气泡），仅在姓名被截断时由 JS 弹出；配色/圆角/阴影沿用页面
     设计令牌，深色模式随变量自动适配 */
  #stu-name-tooltip {
    position: absolute;
    display: none;
    z-index: 100000;
    background: var(--surface-0);
    color: var(--ink-1);
    border: 1px solid var(--border-1);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    padding: 5px 10px;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.4;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
  }

  #stu-name-tooltip.show {
    opacity: 1;
  }

  /* 点击时只弹一下，不循环 */
  @keyframes studentSelectPop {
    0% {
      transform: scale(1);
    }
    55% {
      transform: scale(1.25);
    }
    100% {
      transform: scale(1.2);
    }
  }

  .console-content {
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(16px) saturate(160%);
    -webkit-backdrop-filter: blur(16px) saturate(160%);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.6);
    min-height: calc(100vh - var(--header-height) - 40px);
    padding: 20px;
    margin-top: 20px;
  }

  /* ---- 控制台标签页样式（填写内容 / 诊断报告） ---- */
  .console-content .tabbable {
    margin-top: -10px;
  }

  #console_view-tabs {
    border-bottom: 1px solid var(--blue-tint-1);
    margin-bottom: 12px;
  }

  #console_view-tabs > li {
    margin-bottom: -1px;
  }

  #console_view-tabs > li > a {
    color: var(--ink-4);
    font-weight: 600;
    font-size: 13px;
    padding: 8px 14px;
    border: none;
    border-bottom: 2px solid transparent;
    border-radius: 6px 6px 0 0;
    transition: all 0.25s ease;
    background: transparent;
  }

  #console_view-tabs > li > a:hover {
    color: var(--brand-ink);
    background: rgba(39, 107, 190, 0.06);
  }

  #console_view-tabs > li.active > a {
    color: var(--brand-ink);
    border-bottom-color: var(--brand-ink);
    background: rgba(39, 107, 190, 0.08);
  }

  #console_view-tabs > li > a i {
    margin-right: 4px;
    font-size: 12px;
  }

  /* 标签页内容区域：保证内部可滚动且切换平滑 */
  #console_view-tabs ~ .tab-content {
    overflow: visible;
  }

  #console_view-tabs ~ .tab-content > .tab-pane {
    -webkit-overflow-scrolling: touch;
  }

  /* PDF 查看器：内嵌 PDF.js 自定义查看器 */
  .console-pdf-viewer iframe,
  .student-pdf-viewer iframe {
    display: block;
    -webkit-overflow-scrolling: touch;
  }

  /* 移动端降低查看器最小高度（内联样式 min-height: 750px 在小屏高于整屏，
     底部工具栏不可见且页面/iframe 滚动嵌套），!important 覆盖内联样式 */
  @media screen and (max-width: 991.98px) {
    .console-pdf-viewer,
    .student-pdf-viewer {
      min-height: 480px !important;
    }
  }

  /* ---- 通知提示动画 ---- */
  .shiny-notification {
    border-radius: 16px !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12) !important;
    border: 1px solid rgba(229, 231, 235, 0.6) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    animation: slideDown 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 16px 24px !important;
    font-size: 15px;
  }

  @keyframes slideDown {
    from {
      opacity: 0;
      transform: translateY(-20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* ============================================================
    移动端响应式优化
    ============================================================ */
  @media screen and (max-width: 991.98px) {
    :root {
      --header-height: 60px;
    }

    .app-header {
      height: var(--header-height);
      padding: 0 1rem;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(16px) saturate(160%);
      -webkit-backdrop-filter: blur(16px) saturate(160%);
      padding-left: calc(1rem + var(--safe-area-left));
      padding-right: calc(1rem + var(--safe-area-right));
    }

    .app-header span:first-child {
      font-size: 14px !important;
      padding: 3px 8px !important;
    }

    .app-header span:last-child {
      font-size: 20px !important;
    }

    .container-fluid {
      padding-top: 80px !important;
      padding-left: calc(15px + var(--safe-area-left)) !important;
      padding-right: calc(15px + var(--safe-area-right)) !important;
    }

    /* 主tabs导航横向滚动 */
    .nav-tabs {
      flex-wrap: nowrap !important;
      overflow-x: auto !important;
      overflow-y: hidden !important;
      white-space: nowrap !important;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
      border-bottom: 1px solid var(--border-1);
      background: rgba(255, 255, 255, 0.8);
      backdrop-filter: blur(10px);
      padding: 0 12px;
      border-radius: 14px 14px 0 0;
      gap: 4px;
    }

    .nav-tabs::-webkit-scrollbar {
      display: none;
    }

    .nav-tabs .nav-item {
      flex-shrink: 0 !important;
    }

    .nav-tabs .nav-link {
      font-size: 14px !important;
      padding: 12px 14px !important;
      border: none !important;
      border-bottom: 2px solid transparent !important;
      min-height: 44px;
    }

    .nav-tabs .nav-link.active {
      border-bottom: 2px solid transparent !important;
      background: linear-gradient(135deg, rgba(39, 107, 190, 0.75) 0%, rgba(26, 77, 143, 0.82) 100%) !important;
      color: #fff !important;
      box-shadow: 0 4px 20px rgba(39, 107, 190, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.2) !important;
    }

    /* 左侧导航菜单垂直堆叠显示，不使用横向滚动 */
    .sticky-wrapper .row > div:nth-child(1) {
      position: relative !important;
      top: 0 !important;
      height: auto !important;
      width: 100% !important;
      overflow-x: hidden;
      overflow-y: visible;
      padding-right: 0;
      margin-bottom: 15px;
      padding-left: var(--safe-area-left);
    }

    .sticky-wrapper .row > div:nth-child(1) .list-group {
      display: block;
      gap: 0;
      padding-bottom: 0;
    }

    .list-group-item {
      font-size: 14px !important;
      padding: 10px 14px !important;
      margin-bottom: 4px !important;
      white-space: normal;
      flex-shrink: 1;
      border-radius: 14px !important;
      min-height: 44px;
      display: flex;
      align-items: center;
    }

    .list-group-item.active {
      font-size: 15px !important;
      border-left: 5px solid var(--r-blue) !important;
      border-bottom: none !important;
      box-shadow: 0 2px 12px rgba(39, 107, 190, 0.15) !important;
    }

    .list-group-item::before {
      display: none;
    }

    .nav-group-header {
      font-size: 14px !important;
      padding: 10px 14px !important;
      letter-spacing: 0.02em;
      border-radius: 14px;
      margin-left: 0 !important;
      width: 100% !important;
    }

    .sticky-wrapper .row > div:nth-child(2) {
      width: 100% !important;
      padding-left: var(--safe-area-left);
      padding-right: var(--safe-area-right);
    }

    /* 表格改为卡片式堆叠布局 */
    table,
    tbody,
    tr,
    td {
      display: block !important;
      width: 100% !important;
    }

    table td.r-label {
      width: 100% !important;
      padding: 14px 16px 6px !important;
      font-size: 15px !important;
      font-weight: 600 !important;
      color: var(--ink-1) !important;
      border-bottom: none !important;
      background: var(--surface-1);
      border-radius: 14px 14px 0 0;
      line-height: 1.4;
    }

    table td.r-input-cell {
      width: 100% !important;
      padding: 6px 16px 10px !important;
    }

    table td.r-note {
      width: 100% !important;
      padding: 0 16px 14px !important;
      font-size: 13px !important;
      color: var(--ink-5) !important;
      line-height: 1.4;
    }

    .r-list-item td {
      border-bottom: none !important;
    }

    .r-list-item {
      border-bottom: 1px solid var(--border-1);
      margin-bottom: 0 !important;
      border-radius: 14px;
      background: rgba(255, 255, 255, 0.92);
      margin-bottom: 10px !important;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
      overflow: visible;
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }

    .r-list-item:active {
      transform: scale(0.995);
      box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
    }

    /* 输入框优化 - 防止 iOS 缩放 */
    .form-control {
      font-size: 16px !important;
      padding: 12px 14px !important;
      min-height: 48px;
      border-radius: 14px;
      -webkit-appearance: none;
      appearance: none;
    }

    textarea.form-control {
      min-height: 80px;
      line-height: 1.6;
    }

    .selectize-input {
      font-size: 16px !important;
      padding: 10px 12px !important;
      min-height: 48px;
      -webkit-appearance: none;
    }

    .selectize-dropdown .option,
    .selectize-dropdown .create {
      font-size: 16px !important;
      padding: 12px 14px !important;
    }

    /* 单选按钮组移动端 */
    .shiny-options-group {
      gap: 8px;
    }

    .shiny-options-group .radio {
      padding: 10px 14px;
      min-height: 44px;
      font-size: 15px;
    }

    /* 分区标题优化 */
    .r-section-header .title {
      font-size: 18px !important;
    }

    .r-section-header-row td {
      padding: 24px 16px 12px !important;
      background: transparent !important;
    }

    .r-badge-block {
      font-size: 12px !important;
      padding: 4px 10px !important;
      border-radius: 14px;
    }

    .r-deco-bar {
      height: 20px;
    }

    /* 画布网格改为单列 */
    .canvas-grid {
      grid-template-columns: 1fr !important;
      gap: 16px;
      min-height: auto;
    }

    .canvas-grid .canvas-cell {
      padding: 20px;
      border-radius: 14px;
    }

    .canvas-grid .canvas-cell h5 {
      font-size: 16px !important;
      margin-bottom: 12px;
      line-height: 1.4;
    }

    .canvas-grid .canvas-cell textarea.form-control {
      min-height: 80px;
      font-size: 16px !important;
      line-height: 1.6;
    }

    /* 企业基本情况卡片手机端优化 */
    .r-card[style*="margin-bottom: 30px"] {
      margin-bottom: 16px !important;
      padding: 20px !important;
      border-radius: 14px;
    }

    .r-card h5[style*="font-size: 22px"] {
      font-size: 18px !important;
      line-height: 1.4;
    }

    /* 学员信息卡片五列改为单列 */
    .r-card div[style*="grid-template-columns: repeat(5, 1fr)"] {
      grid-template-columns: 1fr !important;
      gap: 10px !important;
    }

    .r-card div[style*="grid-template-columns: repeat(5, 1fr)"] > div {
      padding: 12px 14px !important;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: rgba(249, 250, 251, 0.8);
      border-radius: 14px;
    }

    .r-card div[style*="grid-template-columns: repeat(5, 1fr)"] > div > div:first-child {
      font-size: 13px !important;
    }

    .r-card div[style*="grid-template-columns: repeat(5, 1fr)"] > div > div:last-child {
      font-size: 15px !important;
      text-align: right;
    }

    /* 保存按钮优化 */
    .save-dock,
    .canvas-save-dock {
      left: 50% !important;
      transform: translateX(-50%) !important;
      bottom: calc(15px + var(--safe-area-bottom));
      padding: 12px 20px;
      gap: 10px;
      border-radius: 14px;
      max-width: 95vw;
      flex-direction: column;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
    }

    .save-dock span,
    .canvas-save-dock span {
      font-size: 13px !important;
      padding-left: 0 !important;
      text-align: center;
      width: 100%;
    }

    .btn-r-gradient {
      padding: 12px 28px;
      font-size: 16px;
      border-radius: 24px;
      min-height: 48px;
      width: 100%;
      -webkit-tap-highlight-color: transparent;
    }

    .r-card {
      margin-bottom: 16px;
      border-radius: 14px;
    }

    .r-card textarea.form-control {
      font-size: 16px !important;
      line-height: 1.6;
    }

    /* 登录框优化：顶部为固定控制区留位避免遮挡，并压缩整体高度 */
    #login-overlay .card {
      width: 92% !important;
      max-width: 360px;
      margin: 0 10px;
      border-radius: 14px;
    }

    .login-overlay {
      flex-direction: column;
      /* 顶对齐 + 预留控制区空间：移动端控制区位于 header(60) + 8 下方、高 32 */
      justify-content: flex-start;
      padding-top: calc(var(--mobile-header-height) + 48px);
      padding-right: 0;
      padding-bottom: calc(16px + var(--safe-area-bottom));
      overflow-y: auto;
    }

    .login-left {
      position: absolute;
      inset: 0;
      z-index: 0;
    }

    .login-watermark {
      background-size: min(95%, 85vh) auto;
      opacity: 0.08;
    }

    .login-page-title {
      font-size: 22px;
      top: 20px;
      left: 20px;
    }

    #login-overlay .login-card {
      margin: 0 auto;
      z-index: 1;
      flex-shrink: 0;
    }

    /* 压缩登录框内部：小 padding、角色按钮一行排开、输入框更紧凑 */
    #login-overlay .card-body {
      padding: 16px 18px;
    }
    #login-overlay .btn-login-role {
      flex: 1 1 80px;
      min-height: 44px;
      padding: 6px 8px;
      font-size: 14px;
    }
    #login-overlay .login-role-line {
      font-size: 11px;
    }
    #login-overlay .login-role-strong {
      font-size: 14px;
    }
    #login-overlay .form-control {
      font-size: 16px !important;
      min-height: 44px;
      padding-top: 8px !important;
      padding-bottom: 8px !important;
    }
    #login-overlay .btn-login-submit {
      min-height: 42px;
    }

    /* 主容器内边距调整 */
    .main-container {
      padding: 0 0 calc(100px + var(--safe-area-bottom)) 0 !important;
    }

    /* 通知提示 */
    .shiny-notification {
      border-radius: 14px !important;
      margin: 12px !important;
      max-width: calc(100vw - 24px);
    }

    /* 控制台移动端 */
    #console_tab .sticky-wrapper .row {
      flex-wrap: wrap !important;
    }

    #console_tab .sticky-wrapper .row > div:nth-child(1),
    #console_tab .sticky-wrapper .row > div:nth-child(2) {
      flex: 0 0 100% !important;
      max-width: 100% !important;
      position: relative !important;
      top: 0 !important;
      height: auto !important;
    }

    .console-content,
    .console-student-list,
    .console-hw-selector {
      border-radius: 14px;
      padding: 16px;
    }

    .logic-chain {
      gap: 10px;
      padding: 10px 6px 30px 6px;
    }

    .logic-chain-node {
      min-width: 150px;
      max-width: 180px;
    }

    .logic-chain-node:nth-child(1) { margin-top: 0; }
    .logic-chain-node:nth-child(2) { margin-top: 20px; }
    .logic-chain-node:nth-child(3) { margin-top: 40px; }
    .logic-chain-node:nth-child(4) { margin-top: 60px; }
    .logic-chain-node:nth-child(5) { margin-top: 80px; }
    .logic-chain-node:nth-child(6) { margin-top: 100px; }
    .logic-chain-node:nth-child(7) { margin-top: 120px; }

    .logic-chain-node:not(:last-child)::after {
      right: -10px;
      top: 30px;
      font-size: 18px;
      transform: rotate(63deg);
    }

    .logic-chain-circle {
      width: 70px;
      height: 70px;
      font-size: 14px;
    }

    .logic-chain-card {
      padding: 12px;
    }

    .logic-chain-desc {
      font-size: 13px;
    }
  }

  @media screen and (max-width: 480px) {
    :root {
      --header-height: 52px;
    }

    .app-header {
      height: var(--header-height);
      padding: 0 0.75rem;
      padding-left: calc(0.75rem + var(--safe-area-left));
      padding-right: calc(0.75rem + var(--safe-area-right));
    }

    .app-header span:first-child {
      font-size: 12px !important;
      padding: 2px 6px !important;
    }

    .app-header span:last-child {
      font-size: 17px !important;
    }

    .container-fluid {
      padding-top: 72px !important;
      padding-left: calc(10px + var(--safe-area-left)) !important;
      padding-right: calc(10px + var(--safe-area-right)) !important;
    }

    .nav-tabs .nav-link {
      font-size: 13px !important;
      padding: 10px 12px !important;
      border-bottom: 2px solid transparent !important;
    }

    .list-group-item {
      font-size: 13px !important;
      padding: 10px 14px !important;
    }

    .form-control,
    .selectize-input {
      font-size: 16px !important;
      padding: 10px 12px !important;
      min-height: 44px;
    }

    .r-section-header .title {
      font-size: 16px !important;
    }

    table td.r-label {
      font-size: 15px !important;
    }

    .save-dock,
    .canvas-save-dock {
      padding: 10px 14px;
      gap: 8px;
      bottom: calc(10px + var(--safe-area-bottom));
      border-radius: 24px;
    }

    .save-dock span,
    .canvas-save-dock span {
      font-size: 12px !important;
    }

    .btn-r-gradient {
      padding: 10px 24px;
      font-size: 15px;
      min-height: 44px;
    }

    .canvas-grid .canvas-cell h5 {
      font-size: 15px !important;
    }

    .r-card {
      margin-bottom: 12px;
      border-radius: 14px;
    }

    .canvas-grid .canvas-cell {
      padding: 16px;
    }

    .r-card-padded {
      padding: 18px !important;
    }
  }

  /* ---- 暗色/高对比度辅助 ---- */
  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
    }
  }

  /* ============================================================
    深色模式覆盖
    由右上角 input_dark_mode 切换 <html data-bs-theme="dark">。
    中性色/表面色经上方 CSS 变量自动翻转；
    此处覆盖毛玻璃容器、渐变装饰与特殊组件。
    调色入口集中在下方变量区：--d-accent-rgb 为深色主强调色（RGB 三元组），
    玻璃/卡片/输入控件各有一套配方变量，改一处即可全局生效。
    ============================================================ */
  [data-bs-theme="dark"] {
    /* 文字与表面色 */
    --brand-ink: #8AB6F5;
    --ink-1: #E9EEF6;
    --ink-2: #CBD5E1;
    --ink-3: #AEB8C6;
    --ink-4: #98A2B3;
    --ink-5: #6E7889;
    --ink-faint: #4A5265;
    --surface-0: #1B2436;
    --surface-1: #151D2D;
    --surface-2: #121A29;
    --border-1: #33405A;
    --blue-tint-1: #17293F;
    --blue-tint-2: #122134;
    --page-grad-1: #0A1220;
    --page-grad-2: #0C1526;
    --page-grad-3: #101B2F;
    /* 深色主强调色（亮蓝）：hover 底色/边框/光晕统一经此三元组取色 */
    --d-accent-rgb: 110, 168, 232;
    /* 毛玻璃容器配方 */
    --glass-bg: rgba(19, 27, 43, 0.62);
    --glass-border: rgba(148, 163, 184, 0.16);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
    --glass-highlight: inset 0 1px 0 rgba(255, 255, 255, 0.06);
    /* 实体卡片配方 */
    --card-bg: rgba(27, 36, 54, 0.78);
    --card-border: rgba(148, 163, 184, 0.14);
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.05);
    /* 输入控件配方 */
    --field-bg: rgba(10, 17, 30, 0.55);
    --field-bg-hover: rgba(10, 17, 30, 0.68);
    --field-bg-focus: rgba(10, 17, 30, 0.82);
    --field-border: rgba(var(--d-accent-rgb), 0.32);
  }

  /* 顶部 Header */
  [data-bs-theme="dark"] .app-header {
    background: rgba(12, 18, 32, 0.78);
    border-bottom: 1px solid rgba(148, 163, 184, 0.15);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
  }

  /* 退出登录按钮 */
  [data-bs-theme="dark"] .btn-logout:hover {
    background: rgba(239, 68, 68, 0.16);
    color: #F87171;
    border-color: rgba(239, 68, 68, 0.45);
  }

  /* 语言切换器 */
  [data-bs-theme="dark"] .lang-switcher {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
  }

  /* 左侧导航列 / 控制台侧栏毛玻璃 */
  [data-bs-theme="dark"] .sticky-wrapper .row > div:nth-child(1),
  [data-bs-theme="dark"] #console_tab .sticky-wrapper .row > div:nth-child(1) {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow), var(--glass-highlight), inset 0 -1px 0 rgba(255, 255, 255, 0.03);
  }
  [data-bs-theme="dark"] .sticky-wrapper .row > div:nth-child(1)::-webkit-scrollbar-track,
  [data-bs-theme="dark"] #console_tab .sticky-wrapper .row > div:nth-child(1)::-webkit-scrollbar-track {
    background: rgba(148, 163, 184, 0.1);
  }
  [data-bs-theme="dark"] .sticky-wrapper .row > div:nth-child(1)::-webkit-scrollbar-thumb,
  [data-bs-theme="dark"] #console_tab .sticky-wrapper .row > div:nth-child(1)::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.16);
  }
  [data-bs-theme="dark"] .sticky-wrapper .row > div:nth-child(1)::-webkit-scrollbar-thumb:hover,
  [data-bs-theme="dark"] #console_tab .sticky-wrapper .row > div:nth-child(1)::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.28);
  }

  /* 左侧导航菜单项：浅色玻璃 → 深色玻璃（选中态保持品牌蓝渐变） */
  [data-bs-theme="dark"] .sticky-wrapper .row > div:nth-child(1) .nav-link {
    background: linear-gradient(135deg, rgba(var(--d-accent-rgb), 0.1) 0%, rgba(var(--d-accent-rgb), 0.05) 100%) !important;
    border: 1px solid rgba(148, 163, 184, 0.18) !important;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.05) !important;
  }
  [data-bs-theme="dark"] .sticky-wrapper .row > div:nth-child(1) .nav-link:hover {
    background: linear-gradient(135deg, rgba(var(--d-accent-rgb), 0.18) 0%, rgba(var(--d-accent-rgb), 0.1) 100%) !important;
    border-color: rgba(var(--d-accent-rgb), 0.4) !important;
    box-shadow: 0 2px 10px rgba(var(--d-accent-rgb), 0.16) !important;
  }
  /* 彩虹黄色项在深色下提亮文字 */
  [data-bs-theme="dark"] .sticky-wrapper .row > div:nth-child(1) .rainbow-3 .nav-link:hover {
    color: #FFD60A !important;
  }

  /* 诊断分组分段控件 */
  [data-bs-theme="dark"] #diagnosis_group_tabs {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow), var(--glass-highlight), inset 0 -1px 0 rgba(255, 255, 255, 0.03);
  }
  [data-bs-theme="dark"] #diagnosis_group_tabs .nav-link:hover {
    background: rgba(var(--d-accent-rgb), 0.14);
  }

  /* 卡片 */
  [data-bs-theme="dark"] .r-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    box-shadow: var(--card-shadow);
  }
  [data-bs-theme="dark"] .r-card:hover {
    box-shadow: 0 12px 40px rgba(var(--d-accent-rgb), 0.12), 0 4px 12px rgba(0, 0, 0, 0.3);
  }

  /* 价值创造逻辑链 */
  [data-bs-theme="dark"] .logic-chain {
    box-shadow: inset -40px 0 30px -20px rgba(10, 18, 32, 0.85),
                inset 40px 0 30px -20px rgba(10, 18, 32, 0.85);
  }
  [data-bs-theme="dark"] .logic-chain::-webkit-scrollbar-track {
    background: rgba(148, 163, 184, 0.14);
  }
  [data-bs-theme="dark"] .logic-chain-card {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  }

  /* 主 Tab 导航 */
  [data-bs-theme="dark"] .nav-tabs {
    background: rgba(19, 27, 43, 0.55);
    border-bottom: 1px solid rgba(148, 163, 184, 0.18);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  }
  [data-bs-theme="dark"] .nav-tabs .nav-link {
    background: linear-gradient(135deg, rgba(var(--d-accent-rgb), 0.08) 0%, rgba(var(--d-accent-rgb), 0.04) 100%);
  }

  /* 列表项 */
  [data-bs-theme="dark"] .list-group-item:hover {
    background-color: rgba(var(--d-accent-rgb), 0.1) !important;
  }
  [data-bs-theme="dark"] .list-group-item.active {
    background: rgba(var(--d-accent-rgb), 0.16) !important;
    box-shadow: 0 2px 8px rgba(var(--d-accent-rgb), 0.16) !important;
  }

  /* 表单控件 */
  [data-bs-theme="dark"] .form-control {
    background: var(--field-bg);
    border: 1px solid var(--field-border);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.04);
  }
  [data-bs-theme="dark"] .form-control:hover {
    background: var(--field-bg-hover);
    border-color: rgba(var(--d-accent-rgb), 0.5);
    box-shadow: 0 4px 12px rgba(var(--d-accent-rgb), 0.14), 0 2px 4px rgba(0, 0, 0, 0.25);
  }
  [data-bs-theme="dark"] .form-control:focus {
    background: var(--field-bg-focus);
    box-shadow: 0 0 0 4px rgba(var(--d-accent-rgb), 0.16), 0 4px 16px rgba(var(--d-accent-rgb), 0.18), 0 2px 6px rgba(0, 0, 0, 0.25);
  }
  [data-bs-theme="dark"] .form-control::placeholder {
    color: var(--ink-5);
    opacity: 1;
  }

  /* 下拉选择框 */
  [data-bs-theme="dark"] .selectize-input {
    background: var(--field-bg) !important;
    border: 1px solid var(--field-border) !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.04) !important;
  }
  [data-bs-theme="dark"] .selectize-input:hover {
    background: var(--field-bg-hover) !important;
    border-color: rgba(var(--d-accent-rgb), 0.5) !important;
  }
  [data-bs-theme="dark"] .selectize-input.focus {
    background: var(--field-bg-focus) !important;
    box-shadow: 0 0 0 4px rgba(var(--d-accent-rgb), 0.16), 0 4px 16px rgba(var(--d-accent-rgb), 0.18) !important;
  }
  [data-bs-theme="dark"] .selectize-input .item {
    background: rgba(var(--d-accent-rgb), 0.18);
    color: var(--ink-1);
    border-radius: 8px;
  }
  [data-bs-theme="dark"] .selectize-dropdown {
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5) !important;
  }

  /* 单选/多选按钮组 */
  [data-bs-theme="dark"] .shiny-options-group .radio,
  [data-bs-theme="dark"] .shiny-options-group .checkbox {
    background: rgba(27, 36, 54, 0.6);
    border: 1px solid rgba(148, 163, 184, 0.18);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
  }
  [data-bs-theme="dark"] .shiny-options-group .radio:hover,
  [data-bs-theme="dark"] .shiny-options-group .checkbox:hover {
    background: rgba(var(--d-accent-rgb), 0.12);
    border-color: rgba(var(--d-accent-rgb), 0.38);
    box-shadow: 0 2px 8px rgba(var(--d-accent-rgb), 0.12);
  }

  /* 商业模式画布格子 */
  [data-bs-theme="dark"] .canvas-grid .canvas-cell {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    box-shadow: var(--card-shadow);
  }
  [data-bs-theme="dark"] .canvas-grid .canvas-cell:hover {
    box-shadow: 0 12px 40px rgba(var(--d-accent-rgb), 0.14);
    border-color: rgba(var(--d-accent-rgb), 0.3);
  }

  /* 悬浮保存栏 */
  [data-bs-theme="dark"] .save-dock,
  [data-bs-theme="dark"] .canvas-save-dock {
    background: rgba(19, 27, 43, 0.82);
    border: 1px solid rgba(148, 163, 184, 0.2);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.45), 0 2px 8px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  }

  /* 分区标题与表格行分隔 */
  [data-bs-theme="dark"] .r-section-header {
    border-bottom: 2px solid rgba(var(--d-accent-rgb), 0.22);
  }
  [data-bs-theme="dark"] .r-list-item td {
    border-bottom: 1px solid var(--card-border);
  }
  [data-bs-theme="dark"] .r-list-item:hover td {
    background: rgba(var(--d-accent-rgb), 0.07);
    border-bottom-color: rgba(var(--d-accent-rgb), 0.2);
  }

  /* 控制台面板 */
  [data-bs-theme="dark"] .console-hw-selector,
  [data-bs-theme="dark"] .console-student-list,
  [data-bs-theme="dark"] .console-content {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.32), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  }
  [data-bs-theme="dark"] .console-hw-selector:hover,
  [data-bs-theme="dark"] .console-student-list:hover {
    box-shadow: 0 8px 30px rgba(var(--d-accent-rgb), 0.12);
  }
  [data-bs-theme="dark"] #console_view-tabs {
    border-bottom: 1px solid var(--border-1);
  }
  [data-bs-theme="dark"] #console_view-tabs > li > a:hover {
    background: rgba(var(--d-accent-rgb), 0.1);
  }

  /* 登录页 */
  [data-bs-theme="dark"] #login-overlay .card {
    background: rgba(17, 25, 40, 0.92);
    border: 1px solid rgba(148, 163, 184, 0.2);
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.55), 0 8px 24px rgba(0, 0, 0, 0.4);
  }
  [data-bs-theme="dark"] #login-overlay .login-card {
    background: rgba(17, 25, 40, 0.52);
    border: 1px solid rgba(148, 163, 184, 0.22);
    box-shadow:
      0 20px 60px rgba(0, 0, 0, 0.4),
      0 8px 24px rgba(0, 0, 0, 0.3),
      inset 0 1px 0 rgba(255, 255, 255, 0.06);
  }
  [data-bs-theme="dark"] #login-overlay .login-card .form-control {
    background: rgba(10, 17, 30, 0.5);
    border: 1px solid rgba(148, 163, 184, 0.26);
  }
  [data-bs-theme="dark"] #login-overlay .login-card .form-control:focus {
    background: rgba(10, 17, 30, 0.75);
    box-shadow: 0 0 0 0.2rem rgba(var(--d-accent-rgb), 0.18);
  }
  [data-bs-theme="dark"] #login-overlay .card-header {
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
  }
  [data-bs-theme="dark"] .login-page-title {
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.55);
  }

  /* 通知提示 */
  [data-bs-theme="dark"] .shiny-notification {
    background: rgba(27, 36, 54, 0.97) !important;
    color: var(--ink-1) !important;
    border: 1px solid rgba(148, 163, 184, 0.25) !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5) !important;
  }
  [data-bs-theme="dark"] .shiny-notification a {
    color: var(--brand-ink);
  }

  /* 移动端深色微调 */
  @media screen and (max-width: 991.98px) {
    [data-bs-theme="dark"] .app-header {
      background: rgba(12, 18, 32, 0.92);
    }
    [data-bs-theme="dark"] .nav-tabs {
      background: rgba(19, 27, 43, 0.85);
    }
    [data-bs-theme="dark"] .r-list-item {
      background: rgba(27, 36, 54, 0.9);
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    }
    [data-bs-theme="dark"] .save-dock,
    [data-bs-theme="dark"] .canvas-save-dock {
      background: rgba(19, 27, 43, 0.95);
    }
    [data-bs-theme="dark"] .r-card div[style*="grid-template-columns: repeat(5, 1fr)"] > div {
      background: rgba(27, 36, 54, 0.8);
    }
  }